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authorOliver Upton <oliver.upton@linux.dev>2022-12-02 21:51:54 +0300
committerOliver Upton <oliver.upton@linux.dev>2023-01-13 00:09:20 +0300
commit7d29a2407df612b0903cee94fc3469d7335b442c (patch)
treeb17298169ee946a261780ce00de24801b576025e /tools/perf/scripts/python/stackcollapse.py
parent76259cca479501579b0c524826c25fcc8bb90e97 (diff)
downloadlinux-7d29a2407df612b0903cee94fc3469d7335b442c.tar.xz
KVM: arm64: Don't serialize if the access flag isn't set
Of course, if the PTE wasn't changed then there are absolutely no serialization requirements. Skip the DSB for an unsuccessful update to the access flag. Link: https://lore.kernel.org/r/20221202185156.696189-5-oliver.upton@linux.dev Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
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